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/* Area:        closure_call

   Purpose:     Check return value double.

   Limitations: none.

   PR:          none.

   Originator:  <andreast@gcc.gnu.org> 20030828  */

/* { dg-do run } */

#include "ffitest.h"

static void cls_ret_double_fn(ffi_cif* cif __UNUSED__, void* resp, void** args,

                              void* userdata __UNUSED__)

 {

   *(double *)resp = *(double *)args[0];

   printf("%f: %f\n",*(double *)args[0],

          *(double *)resp);

 }

typedef double (*cls_ret_double)(double);

int main (void)

{

  ffi_cif cif;

  void *code;

  ffi_closure *pcl = ffi_closure_alloc(sizeof(ffi_closure), &code);

  ffi_type * cl_arg_types[2];

  double res;

  cl_arg_types[0] = &ffi_type_double;

  cl_arg_types[1] = NULL;

  /* Initialize the cif */

  CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 1,

                     &ffi_type_double, cl_arg_types) == FFI_OK);

  CHECK(ffi_prep_closure_loc(pcl, &cif, cls_ret_double_fn, NULL, code)  == FFI_OK);

  res = (*((cls_ret_double)code))(21474.789);

  /* { dg-output "21474.789000: 21474.789000" } */

  printf("res: %.6f\n", res);

  /* { dg-output "\nres: 21474.789000" } */

  exit(0);

}